This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
| n | a(n) |
|---|---|
| 4 | 3 |
| 5 | 12 |
| 6 | 27 |
| 7 | 48 |
| 8 | 46 |
| 9 | 48 |
| 10 | 139 |
| 11 | 106 |
| 12 | 229 |
| 13 | 286 |
| 14 | 276 |
| 15 | 239 |
| 16 | 469 |
| 17 | 477 |
| 18 | 627 |
| 19 | 698 |
| 20 | 574 |
| 21 | 914 |
| 22 | 823 |
| 23 | 1003 |
| 24 | 1350 |
| 25 | 1612 |
| 26 | 1713 |
| 27 | 1485 |
| 28 | 1721 |
| 29 | 2007 |
| 30 | 2172 |
| 31 | 2339 |
| 32 | 2500 |
| 33 | 3190 |
| 34 | 2977 |
| 35 | 3733 |
| 36 | 3234 |
| 37 | 4155 |
| 38 | 4306 |
| 39 | 3688 |
| 40 | 5023 |
| 41 | 4848 |
| 42 | 5529 |
| 43 | 4791 |
| 44 | 6356 |
| 45 | 6517 |
| 46 | 5655 |
| 47 | 7051 |
| 48 | 7452 |
| 49 | 7964 |
| 50 | 8845 |